Before Preparing a Teaching Plan for the Parents of an Infant

Before preparing a teaching plan for the parents of an infant with ductus arteriosus,it is important that the nurse understands this condition.Which statement best describes patent ductus arteriosus?

A) Patent ductus arteriosus involves a defect that results in a right-to-left shunting of blood in the heart.
B) Patent ductus arteriosus involves a defect in which the fetal shunt between the aorta and the pulmonary artery fails to close.
C) Patent ductus arteriosus is a stenotic lesion that must be surgically corrected at birth.
D) Patent ductus arteriosus causes an abnormal opening between the four chambers of the heart.